.net-wrap >div{
	width: calc((100% - 50px)/2);
	float: left;
}
.clearfix::after{
	content: '';
	display: block;
	clear: both;
}
.net-wrap >div:nth-child(1){
	margin-right: 50px;
	
}
.net-content{
	margin-top: 20px;
	box-sizing: border-box;
	width: 100%;
	border:1px solid #f1f1f1;
	border-radius: 10px;
	padding: 10px 20px ;
	background-color: #fff;
	height: 650px;
	overflow-y: auto;
	font-size: 14px;
	line-height: 18px;
	color: #333333;
}
.net-wrap ::-webkit-scrollbar-track-piece{
    width:5px;
    background-color:#f1f1f1; 
    border-radius: 5px; 
}
.net-wrap ::-webkit-scrollbar{
    width:5px;
    height:6px;
}

.net-wrap ::-webkit-scrollbar-thumb{
    height:50px;
    border-radius: 5px; 
    background: -webkit-linear-gradient(top, #e5e5e5, #e5e5e5);
    background: -o-linear-gradient(bottom, #e5e5e5, #e5e5e5);
    background: -moz-linear-gradient(bottom, #e5e5e5, #e5e5e5);
    background: linear-gradient(to bottom, #e5e5e5 , #e5e5e5);
    cursor:pointer;
}

.net-wrap ::-webkit-scrollbar-thumb:hover{
    background: -webkit-linear-gradient(top, #e5e5e5 , #e5e5e5);
    background: -o-linear-gradient(bottom, #e5e5e5, #e5e5e5);
    background: -moz-linear-gradient(bottom, #e5e5e5, #e5e5e5);
    background: linear-gradient(to bottom, #e5e5e5 , #e5e5e5);
    cursor:pointer;
}